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Knowledge Base

VIS cannot discover HP host WWN

Publication Date:  2012-10-09  |   Views:  238  |   Downloads:  0  |   Author:  SU1001573748  |   Document ID:  EKB1000016771


Issue Description

A site use HP RP4100 host with dual host configured, every host configures 2 HBA cards, and host is connected to VIS through 2 FC switchers. After VIS LUN is mirrored to HP host group, when adding HP host HBA card, VIS cannot discover WWN of HP host and cannot add mirror relationship to host for VIS.

Alarm Information


Handling Process

Execute commands on 2 machines of HP dual devices: ioscan -funC disk. Broadcast HBA information to ports of FC switchers.

Root Cause

HP host cannot broadcast HBA card information to ports of FC switchers.